Balada de Otoño

Recording by Joan Manuel Serrat.

Recording identifiers

ISRC
ES5020000289
CopyrightID (CopyrightChains transaction hash)
0x2981c241bfa74ca935ed939f1b36f923ce730f09eda4c0e53ae84c803cd1755d
Copyright registration time
2026-06-07T20:33:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:6d34b07e541ca10cd7a9bdc872d590640495f6eb80fb2723c82b74cb30fcf3fd

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.